Home / 142,614,286.26-214,000,912.26-77,034,102.36

Finding the Fourth Proportional to 142,614,286.26, 214,000,912.26 and 77,034,102.36

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Solution

The fourth proportional to 142,614,286.26, 214,000,912.26 and 77,034,102.36 is: 115,594,086.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,614,286.26 : 214,000,912.26 = 77,034,102.36 : x
  2. Step 2: Convert to fraction form
    142,614,286.26/214,000,912.26 = 77,034,102.36/x
  3. Step 3: Cross multiply
    142,614,286.26x = 214,000,912.26 × 77,034,102.36
  4. Step 4: Simplify right side
    142,614,286.26x = 16,485,368,180,170,218
  5. Step 5: Solve for x
    x = 16,485,368,180,170,218/142,614,286.26
  6. Step 6: Final answer
    x = 115,594,086.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.